From patchwork Thu Nov 2 19:31:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hugo Villeneuve X-Patchwork-Id: 13444147 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 45813C4167D for ; Thu, 2 Nov 2023 19:32:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Subject:MIME-Version:References: In-Reply-To:Message-Id:Date:Cc:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Gjbe86o3v6OOSutn5/UHKYm9sU4UlTnWsqVtQEf0YzI=; b=ofvBzRmzFA+zPEHL9zJ1Hr+LZx rn8XKQmzQa2IYpuGrrYDkxFp6lu5G4QwFPNtdkfOzqNyDxIRbjmGHOrYkCA72vp6T6ZDUk500DEvT QypTR5aS9rtS2KDjC9eGrdYJOivZOB6sMp1oSnJVUAhsZmW885VPsDHoj0FB4J6j1L/BrfHKtPyQ3 r9XfeXBxy+bnoxQ3KFs06l/+JlnA/zIc9srv9r7RKcpKnUzQmmMSiRYoMKEhZe6MFJHxMQ3Yh2TwO IgY1otQ/GPtctm91zHIyZpEfh6rlc3lxy3/8po65bd2MXAzSoePh4D8PGhTvXaXXFo2R2fq3tEfsH 32Mf9Zgw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qydQ5-00AAW7-1U; Thu, 02 Nov 2023 19:31:57 +0000 Received: from mail.hugovil.com ([162.243.120.170]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qydPz-00AATm-25 for linux-arm-kernel@lists.infradead.org; Thu, 02 Nov 2023 19:31:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=hugovil.com ; s=x; h=Subject:Content-Transfer-Encoding:MIME-Version:Message-Id:Date:Cc:To :From:subject:date:message-id:reply-to; bh=N/2FR5XgREo2owYdfgPOLRpgoh9tf+0eP6E/Ob0CAgE=; b=uRcTMVjVPhvz5v3hfD4Z2QOWH5 fmxF+UMKD/8Liyy9P61kF90n+RnZ4mGhbWopwe3YPVRLpznnh8IqrU0PoEgfEZXp+1YU0LaqTGMNh pPe/LopK+a4JOaC+Iblu8kRFVu3GN01xaqfzPMSwl4JEQwUozC6Pux+wR2GUo9lRP1sY=; Received: from modemcable168.174-80-70.mc.videotron.ca ([70.80.174.168]:46024 helo=pettiford.lan) by mail.hugovil.com with esmtpa (Exim 4.92) (envelope-from ) id 1qydPo-00042s-6d; Thu, 02 Nov 2023 15:31:44 -0400 From: Hugo Villeneuve To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, leoyang.li@nxp.com, robh@kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, hugo@hugovil.com, Hugo Villeneuve Date: Thu, 2 Nov 2023 15:31:21 -0400 Message-Id: <20231102193121.1676000-4-hugo@hugovil.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231102193121.1676000-1-hugo@hugovil.com> References: <20231102193121.1676000-1-hugo@hugovil.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 70.80.174.168 X-SA-Exim-Mail-From: hugo@hugovil.com Subject: [PATCH v3 3/3] arm64: dts: freescale: introduce rve-gateway board X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.hugovil.com) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231102_123151_753215_97FDF1AF X-CRM114-Status: GOOD ( 15.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Hugo Villeneuve The RVE gateway board is based on a Variscite VAR-SOM-NANO, with a NXP MX8MN nano CPU. Signed-off-by: Hugo Villeneuve --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../boot/dts/freescale/imx8mn-rve-gateway.dts | 282 ++++++++++++++++++ 2 files changed, 283 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mn-rve-gateway.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 300049037eb0..c99da779ef7b 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -98,6 +98,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-bsh-smm-s2pro.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr3l-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb +dtb-$(CONFIG_ARCH_MXC) += imx8mn-rve-gateway.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-venice-gw7902.dtb diff --git a/arch/arm64/boot/dts/freescale/imx8mn-rve-gateway.dts b/arch/arm64/boot/dts/freescale/imx8mn-rve-gateway.dts new file mode 100644 index 000000000000..186f54fd06c6 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mn-rve-gateway.dts @@ -0,0 +1,282 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2023 DimOnOff + */ + +/dts-v1/; + +#include +#include "imx8mn-var-som.dtsi" + +/ { + model = "RVE gateway"; + compatible = "rve,rve-gateway", "variscite,var-som-mx8mn", "fsl,imx8mn"; + + crystal_duart_24m: crystal-duart-24m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_keys>; + + key-enter { + label = "enter"; + gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + + key-exit { + label = "exit"; + gpios = <&gpio3 23 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + }; + + lcd { + compatible = "hit,hd44780"; + display-height-chars = <2>; + display-width-chars = <20>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lcd>; + data-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>, + <&gpio1 6 GPIO_ACTIVE_HIGH>, + <&gpio1 14 GPIO_ACTIVE_HIGH>, + <&gpio4 28 GPIO_ACTIVE_HIGH>, + <&gpio5 24 GPIO_ACTIVE_HIGH>, + <&gpio5 2 GPIO_ACTIVE_HIGH>, + <&gpio1 12 GPIO_ACTIVE_HIGH>, + <&gpio5 25 GPIO_ACTIVE_HIGH>; + enable-gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; + rs-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>; + rw-gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; + }; + + reg_3p3v: regulator-3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + /* Bourns PEC12R rotary encoder, 24 steps. */ + rotary: rotary-encoder { + compatible = "rotary-encoder"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rotary>; + gpios = <&gpio1 5 GPIO_ACTIVE_LOW>, /* A */ + <&gpio3 21 GPIO_ACTIVE_LOW>; /* B */ + linux,axis = <0>; /* REL_X */ + rotary-encoder,encoding = "gray"; + rotary-encoder,relative-axis; + }; +}; + +&ecspi1 { + cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>; + + duart1: serial@0 { + compatible = "nxp,sc16is752"; + reg = <0>; + spi-rx-bus-width = <1>; + spi-tx-bus-width = <1>; + spi-max-frequency = <4000000>; + clocks = <&crystal_duart_24m>; + interrupt-parent = <&gpio3>; + interrupts = <22 IRQ_TYPE_EDGE_FALLING>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "RADIO0", "RADIO1", "RADIO2", "RADIO3", + "RADIO4", "RADIO_RESET", "TP12", "TP11"; + linux,rs485-enabled-at-boot-time; + rs485-rts-active-low; + }; + + /delete-node/ touchscreen@0; +}; + +&ecspi2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi2>; + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; + /delete-property/ dmas; + /delete-property/ dma-names; + status = "okay"; + + duart2: serial@0 { + compatible = "nxp,sc16is752"; + reg = <0>; + spi-rx-bus-width = <1>; + spi-tx-bus-width = <1>; + spi-max-frequency = <4000000>; + clocks = <&crystal_duart_24m>; + interrupt-parent = <&gpio3>; + interrupts = <20 IRQ_TYPE_EDGE_FALLING>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "LED_B_USER", "LED_R_USER", "LED_G_USER", + "GPIO_EXT3", "GPIO_EXT2", "GPIO_EXT1", "GPIO_EXT0", "TP13"; + linux,rs485-enabled-at-boot-time; + rs485-rts-active-low; + }; +}; + +/* Configure PWM pins in GPIO mode: */ +&gpio5 { + gpio-line-names = "", "", "", "PWM3", "PWM2", "PWM1"; +}; + +&gpu { + status = "disabled"; +}; + +&i2c2 { + clock-frequency = <400000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + status = "okay"; + + /* Carrier board EEPROM */ + eeprom_cb: eeprom@56 { + compatible = "atmel,24c04"; + reg = <0x56>; + pagesize = <16>; + vcc-supply = <®_3p3v>; + }; + + lm75: sensor@48 { + compatible = "st,stlm75"; + reg = <0x48>; + vs-supply = <®_3p3v>; + }; + + mcp7940: rtc@6f { + compatible = "microchip,mcp7940x"; + reg = <0x6f>; + }; +}; + +&i2c3 { + codec@1a { + status = "disabled"; + }; +}; + +&i2c4 { + clock-frequency = <400000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c4>; + status = "okay"; + + pcf8574_1: gpio@38 { + compatible = "nxp,pcf8574"; + reg = <0x38>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "LED_B_COMM3", "LED_R_COMM3", "LED_G_COMM3", + "TP14", "TP15", "LED_G_COMM4", "LED_R_COMM4", "LED_B_COMM4"; + }; + + pcf8574_2: gpio@39 { + compatible = "nxp,pcf8574"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "LED_B_COMM2", "LED_G_COMM2", "LED_B_COMM1", + "LED_R_COMM2", "LED_R_COMM1", "LED_G_COMM1", "TP16", "TP17"; + }; +}; + +/* Bluetooth */ +&uart2 { + status = "disabled"; +}; + +&usbotg1 { + dr_mode = "host"; + disable-over-current; + status = "okay"; +}; + +/* SD interface on expansion connector. */ +&usdhc2 { + vmmc-supply = <®_3p3v>; + cd-gpios = <&gpio1 13 GPIO_ACTIVE_LOW>; +}; + +&iomuxc { + pinctrl_ecspi1: ecspi1grp { + fsl,pins = < + MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x13 + MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x13 + MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x13 + MX8MN_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x13 /* SS0 */ + MX8MN_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x13 /* SC16 IRQ */ + >; + }; + + pinctrl_ecspi2: ecspi2grp { + fsl,pins = < + MX8MN_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x13 + MX8MN_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x13 + MX8MN_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x13 + MX8MN_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0x13 /* SS0 */ + MX8MN_IOMUXC_SAI5_RXC_GPIO3_IO20 0x13 /* SC16 IRQ */ + >; + }; + + pinctrl_gpio_keys: gpiokeysgrp { + fsl,pins = < + MX8MN_IOMUXC_GPIO1_IO01_GPIO1_IO1 0xc6 /* Enter */ + MX8MN_IOMUXC_SAI5_RXD2_GPIO3_IO23 0xc6 /* Exit */ + >; + }; + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3 + MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3 + >; + }; + + pinctrl_i2c4: i2c4grp { + fsl,pins = < + MX8MN_IOMUXC_I2C4_SCL_I2C4_SCL 0x400001c3 + MX8MN_IOMUXC_I2C4_SDA_I2C4_SDA 0x400001c3 + >; + }; + + pinctrl_lcd: lcdgrp { + fsl,pins = < + MX8MN_IOMUXC_SAI3_TXD_GPIO5_IO1 0x00000156 /* D0 */ + MX8MN_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x00000156 /* D1 */ + MX8MN_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x00000156 /* D2 */ + MX8MN_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x00000156 /* D3 */ + MX8MN_IOMUXC_UART2_RXD_GPIO5_IO24 0x00000156 /* D4 */ + MX8MN_IOMUXC_SAI3_MCLK_GPIO5_IO2 0x00000156 /* D5 */ + MX8MN_IOMUXC_GPIO1_IO12_GPIO1_IO12 0x00000156 /* D6 */ + MX8MN_IOMUXC_UART2_TXD_GPIO5_IO25 0x00000156 /* D7 */ + MX8MN_IOMUXC_UART1_TXD_GPIO5_IO23 0x00000156 /* E */ + MX8MN_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x00000156 /* RS */ + MX8MN_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x00000156 /* R/W */ + >; + }; + + pinctrl_rotary: rotarygrp { + fsl,pins = < + MX8MN_IOMUXC_GPIO1_IO05_GPIO1_IO5 0x00000156 /* A */ + MX8MN_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x00000156 /* B */ + >; + }; + + /* Override Card Detect function GPIO value (GPIO1_IO10) from SOM: */ + pinctrl_usdhc2_gpio: usdhc2gpiogrp { + fsl,pins = < + MX8MN_IOMUXC_GPIO1_IO13_GPIO1_IO13 0x41 + >; + }; +};